When factoring to reveal the roots of the equation x² + 2x° - 9x- 18 = 0, which equations
can...
Mathematics, 10.04.2020 07:23 yaboi2018
When factoring to reveal the roots of the equation x² + 2x° - 9x- 18 = 0, which equations
can be used?
I. *'(x+2) - 9(x+2) = 0
II. x(xº - 9) + 2(x2 - 9) - 0
III. (x-2)(x² - 9) = 0
1) I and II, only
2) I and III, only
3) II and III, only
4) I. II and III
Answers: 1
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